diff --git a/Makefile.am b/Makefile.am
index 2409cb3..3461354 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -102,6 +102,7 @@ EXTRA_DIST = \
 	jni/Android.mk \
 	jni/Application.mk \
 	src/tls_schannel.c \
+	src/tls_securetransport.c \
 	tests/res_query_dump.c
 
 if TLS_WITH_GNUTLS